Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.506685E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:19:58+0800
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    1 Object 1

    AOE ID 58484
    NORAD ID 58484
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64347
    NORAD ID 64347
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30991 STARLINK-34407
    Time of Closest Approach 2026-09-12T23:29:40+0000
    Collision Probability (Pc) 1.506685E-6
    Conjunction Distance (km) 2.587 km
    Relative Speed (km/s) 12.617 km/s
    Conjunction Risk Parameters R (Radial): -2.552 | I (In-track): 0.235 | C (Cross-track): -0.339
    Collision Risk Index (CRI) 0.39
    X Position (km) -828.754 -828.846
    Position Y (km) 6692.907 6690.384
    Position Z (km) 1254.084 1253.523
    Velocity X (km/s) -5.513 -2.793
    Velocity Y (km/s) -1.627 0.977
    Velocity Z (km/s) 5.012 -7.029

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30991 STARLINK-34407
    Semimajor Axis (a) 6861.196 km 6855.304 km
    Eccentricity (e) 0.000130 0.000362
    Inclination (i) 43.0043° 69.9989°
    RAAN 97.0173° 287.4258°
    Perigee Argument 263.5736° 287.8621°
    Mean Anomaly (M) 96.4968° 72.2159°
    Apogee 483.951 km 479.650 km
    Perigee 482.167 km 474.684 km
    Orbit Epoch 2026-09-10T22:46:45+0000 2026-09-10T12:41:15+0000

    STARLINK-30991 & STARLINK-34407 Collision Probability (Pc) Trend

    STARLINK-30991 & STARLINK-34407 Collision Probability (Pc) TrendNot Available

    STARLINK-30991 & STARLINK-34407 Miss Distance (Miss Distance) Trend

    STARLINK-30991 & STARLINK-34407 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30991Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34407Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30991Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34407Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30991

    No nearby objects data